/[mdap]/mdap-server.pl
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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Contents of /mdap-server.pl

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Revision 58 - (show annotations)
Fri Nov 16 19:12:08 2007 UTC (12 years, 1 month ago) by dpavlin
File MIME type: text/plain
File size: 7662 byte(s)
 r78@brr:  dpavlin | 2007-11-16 20:12:03 +0100
 cleanup messages and plugins

1 #!/usr/bin/perl
2
3 use warnings;
4 use strict;
5 use IO::Socket::Multicast;
6 use Data::Dump qw/dump/;
7 use Getopt::Long;
8
9 use lib './lib';
10 use MDAP;
11
12 my $GROUP = '224.0.0.103';
13 my $PORT = '3235';
14
15 my $debug = 0;
16 my $quiet = 1;
17 my $verbose = 0;
18 my $credentials = 0;
19
20 my $plugins = 1;
21
22 my $resend_search_delay = 3;
23 my $tftp_path = '/srv/tftp/';
24
25 my $flashed_cmd = 'system config led=flash';
26
27 GetOptions(
28 "port=i" => \$PORT,
29 "group=s" => \$GROUP,
30 "debug!" => \$debug,
31 "quiet!" => \$quiet,
32 "verbose!" => \$verbose,
33 "search=i" => \$resend_search_delay,
34 "tftp=s" => \$tftp_path,
35 "credentials" => \$credentials,
36 "exec=s" => \$flashed_cmd,
37 'plugins!' => \$plugins,
38 );
39
40 $quiet = 0 if $verbose;
41 $credentials = 1 if $debug;
42
43 # tab-delimited list of user id/passwd to try on ants
44 my @try_accounts = ( "Administrator\t" );
45
46 my $passwd_path = $0;
47 $passwd_path =~ s/[^\/]+$/passwd/;
48
49 if (-e $passwd_path) {
50 open(my $fh, $passwd_path) || die "can't open $passwd_path: $!";
51 while(<$fh>) {
52 chomp;
53 next if /^#/ || /^$/ || /^\s+$/;
54 if (/^\S+\s+\S+$/) {
55 push @try_accounts, $_;
56 } else {
57 warn "invalid $passwd_path entry: $_\n";
58 }
59 }
60 print "found ", $#try_accounts + 1, " accounts to try on password protected ants",
61 $credentials ? " and display credentials" : "", "\n";
62 }
63
64 warn "search for ants every ${resend_search_delay}s\ntftp server path: $tftp_path\nflashed to current version: $flashed_cmd\n";
65
66 sub fw {
67 my ($board, $offset,$len) = @_;
68 open(my $fh, "$tftp_path/$board") || die "Can't open image $tftp_path/$board: $!";
69 my $b;
70 seek($fh, $offset, 0) || die "can't seek to $offset: $!";
71 read($fh, $b, $len) || die "can't read $len bytes from $offset: $!";
72 close($fh);
73 return $b;
74 }
75
76 sub fw_build {
77 my $board_name = shift || return 0;
78 my $v = join('.', unpack('CCCC',fw($board_name,0x20,4)) );
79 print "# fw_build $board_name $v\n" unless $quiet;
80 return $v;
81 }
82
83 sub fw_exists {
84 my $board = shift;
85 return -e "$tftp_path/$board";
86 }
87
88 my $sock = IO::Socket::Multicast->new(LocalPort=>$PORT,ReuseAddr=>1);
89 $sock->mcast_add($GROUP) || die "Couldn't set group: $!\n";
90 $sock->mcast_ttl(1);
91
92 sub ant2hash {
93 my $data = shift;
94 my $hash;
95 map {
96 if ( m/:/ ) {
97 my ($n,$v) = split(/:/,$_,2);
98 $hash->{$n} = $v;
99 }
100 } split(/[\n\r]/, $data);
101 return $hash;
102 }
103
104 sub mdap_send {
105 my $data = shift;
106
107 my $xor = 0;
108 map { $xor ^= ord($_) } split(//,$data);
109 $data .= sprintf('%02X', $xor);
110
111 $sock->mcast_send( $data, "${GROUP}:${PORT}" );
112 if ($debug) {
113 warn ">> ${GROUP}:${PORT} >> ", dump( $data ), $/;
114 } elsif( ! $quiet ) {
115 $data =~ s/\s+/ /gi;
116 warn ">> ", substr($data,0,70), $/;
117 }
118 }
119
120 my $ant_passwd;
121 my $ant_unknown_password;
122 my $ant_ok_password;
123 my $ant_flashing;
124
125 sub ant_credentials {
126 my $ant = shift || die "no ant?";
127 my $i = $ant_passwd->{$ant} || 0;
128 my ($user_id,$user_pwd) = split(/\t/, $try_accounts[$i]);
129 #warn "ant $ant as [$i] $user_id / $user_pwd\n";
130 return ($user_id,$user_pwd);
131 }
132
133 sub ant_unknown_password {
134 my $ant = shift || die "no ant?";
135 if ( $ant_unknown_password->{$ant} ) {
136 $ant_unknown_password->{$ant}--;
137 }
138 return $ant_unknown_password->{$ant};
139 }
140
141 sub ant_another_passwd {
142 my $ant = shift || die "no ant?";
143
144 return 0 if ant_unknown_password( $ant );
145 return 0 if $ant_ok_password->{$ant};
146
147 $ant_passwd->{$ant}++;
148
149 if ( $ant_passwd->{$ant} > $#try_accounts ) {
150 print "$ant ant with unknown password\n";
151 $ant_unknown_password->{$ant} = 10;
152 $ant_passwd->{$ant} = 0;
153 return 0;
154 }
155 return 1;
156 }
157
158 sub forget_ant {
159 my $ant = shift || die "no ant?";
160 delete $ant_unknown_password->{$ant};
161 delete $ant_passwd->{$ant};
162 delete $ant_ok_password->{$ant};
163 }
164
165 my $status = '';
166
167 sub status {
168 my $m = join('', @_);
169 if ($m ne $status) {
170 print $m;
171 $status = $m;
172 }
173 }
174
175 local $SIG{ALRM} = sub {
176 mdap_send("ANT-SEARCH MDAP/1.1\r\n");
177 alarm( $resend_search_delay );
178 };
179
180 alarm( $resend_search_delay );
181
182 mdap_send("ANT-SEARCH MDAP/1.1\r\n");
183
184 while (1) {
185 my $data;
186 next unless $sock->recv($data,1024);
187
188 if ( $data =~ m#^(INFO|ANT-SEARCH|EXEC-CLI|REPLY-\S+)\s(MDAP)/(\d+\.\d+)# ) {
189
190 my ($type,$proto,$mdap_ver) = ($1,$2,$3);
191
192 my $h = ant2hash($data);
193
194 my $client_version = $h->{'MDAP-VERSION'};
195 $mdap_ver = $client_version if ($client_version);
196
197 print "<< $type $proto/$mdap_ver << ", length($data), " bytes\n" unless $quiet;
198
199 warn dump( $data, $h ),$/ if ($debug);
200
201 # we are getting our own messages (since our source port
202 # is same as destination)
203 next if ( $type =~ m#^(INFO|ANT-SEARCH|EXEC-CLI)# );
204
205 my $ant = $h->{'ANT-ID'} || die "no ANT-ID in ", dump( $h );
206 my $seq_nr = $1 if (defined $h->{'SEQ-NR'} && $h->{'SEQ-NR'} =~ m/^-*(\d)+/);
207 #warn "SEQ-NR: $seq_nr ok: ",$ant_ok_password->{$ant},"\n" if ($seq_nr);
208
209 my ($user_id,$user_pwd) = ant_credentials( $ant );
210
211 if ($type eq 'REPLY-ANT-SEARCH') {
212 mdap_send("INFO MDAP/$mdap_ver\r\nSEQ-NR:1\r\nTO-ANT:$ant\r\nUSER-ID:$user_id\r\nUSER-PWD:$user_pwd\r\n") unless ant_unknown_password( $ant );
213 } elsif ($type eq 'REPLY-INFO') {
214
215 if ( $seq_nr < 0 ) {
216 # if ( $ant_ok_password ) {
217 # $ant_ok_password->{$ant} = 0;
218 # } elsif ( ant_another_passwd( $ant ) ) {
219 if ( ant_another_passwd( $ant ) ) {
220 ($user_id,$user_pwd) = ant_credentials( $ant );
221 mdap_send("INFO MDAP/$mdap_ver\r\nSEQ-NR:1\r\nTO-ANT:$ant\r\nUSER-ID:$user_id\r\nUSER-PWD:$user_pwd\r\n");
222 }
223 next;
224 } else {
225 $ant_ok_password->{$ant}++;
226 print "$ant credentials $user_id $user_pwd\n" if ( $credentials && $ant_ok_password->{$ant} == 1 ) || $debug;
227 }
228
229 my $board = $h->{'_BOARD_NAME'} || die "no _BOARD_NAME?";
230 if ( fw_exists( $board ) ) {
231 my $build = $h->{'_BUILD'} || die "no _BUILD?";
232 my $new_build = fw_build( $board );
233 if ( $build ne $new_build ) {
234 print "+ $ant version $build -> $new_build\n";
235 mdap_send("EXEC-CLI MDAP/$mdap_ver\r\nCLI-CMD:software upgrade\r\nSEQ-NR:1\r\nTO-ANT:$ant\r\nUSER-ID:$user_id\r\nUSER-PWD:$user_pwd\r\n");
236 $ant_flashing->{$ant}++;
237 } else {
238 once "$ant OK version $build",
239 $ant_unknown_password->{$ant} ? ' with unknown password' :
240 $ant_passwd->{$ant} ? ' password protected' :
241 '';
242
243 $ant_flashing->{$ant} = 0;
244 # green|red|orange|flash|off
245 mdap_send("EXEC-CLI MDAP/$mdap_ver\r\nCLI-CMD:$flashed_cmd\r\nSEQ-NR:1\r\nTO-ANT:$ant\r\nUSER-ID:$user_id\r\nUSER-PWD:$user_pwd\r\n");
246 my $waiting = 0;
247 my $count = 0;
248 map {
249 $waiting++ if ($ant_flashing->{$_});
250 $count++;
251 } keys %$ant_flashing;
252 if ($waiting == 0) {
253 status "ALL $count ANTS FLASHED to $build\n";
254 $ant_flashing = undef;
255 } else {
256 status "$waiting of $count ants still flasing upto $build\n";
257 }
258 }
259 } else {
260 once "!! NO FIRMWARE for $board in $tftp_path for ant $ant, skipping update";
261 }
262
263 if ( $plugins ) {
264 foreach my $plugin ( MDAP->plugins ) {
265 warn "## calling $plugin\n" if $debug;
266 if ( my $command = $plugin->check( $h ) ) {
267
268 warn ">> $ant ",
269 $h->{'ANT-NAME'}, " ",
270 $h->{'_BUILD'}, " ",
271 "\t:$command\n";
272
273 mdap_send("EXEC-CLI MDAP/$mdap_ver\r\nCLI-CMD:$command\r\nSEQ-NR:1\r\nTO-ANT:$ant\r\nUSER-ID:$user_id\r\nUSER-PWD:$user_pwd\r\n"); }
274 }
275 }
276
277 } elsif ( $type eq 'REPLY-EXEC-CLI' ) {
278 print "##<< $type\n$data\n" if $debug;
279 if ( $seq_nr == 1 ) {
280 # mdap_send("EXEC-CLI MDAP/$mdap_ver\r\nSEQ-NR:2\r\nTO-ANT:$ant\r\nUSER-ID:$user_id\r\nUSER-PWD:$user_pwd\r\n");
281 forget_ant( $ant ) if ( $ant_flashing->{$ant} );
282 } elsif ( $seq_nr < 0 ) {
283 warn "EXEC-CLI failed: $data\n";
284 }
285
286 } else {
287 print "!! reply $type ignored ", dump( $h ), $/;
288 }
289
290 } else {
291 warn "<=" x 15, "\n", $data, "\n", "<=" x 15, "\n";
292 }
293 }

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